What is Crawling?
Crawling is the process search engines use to discover and access web pages by following links across the internet. Search engine bots systematically visit pages, download content, and identify new URLs to index, making crawling the first essential step in appearing in search results.
Ecommerce SEO Glossary > General SEO > Crawling
What You Need to Know about Crawling
Crawl Budget Management
Search engines allocate limited resources to crawl each site. Optimizing crawl efficiency ensures important pages get discovered and updated regularly in search indexes.
Internal Linking Structure
Well-organized internal links guide crawlers to important pages efficiently. Sites with clear linking hierarchies help search engines understand page relationships and priority content.
Robots.txt Configuration
This file controls which pages crawlers can access on your site. Proper configuration prevents bots from wasting time on low-value pages while ensuring critical content remains accessible.
XML Sitemap Optimization
Sitemaps act as roadmaps for search engine crawlers, listing your most important URLs. Regularly updated sitemaps help ensure new and modified pages get discovered quickly.
Server Response Codes
HTTP status codes tell crawlers whether pages are accessible, moved, or deleted. Proper status code implementation prevents crawling errors and ensures efficient bot navigation across your site.
Technical Barriers to Crawling
JavaScript rendering, slow page speeds, and server errors block crawler access. Identifying and fixing these technical issues is essential for complete site indexing and search visibility.
Frequently Asked Questions about Crawling
1. How often do search engines crawl websites?
Crawl frequency varies by site authority, update frequency, and crawl budget. High-authority sites with fresh content typically get crawled multiple times daily, while smaller sites may see weekly crawls.
2. What’s the difference between crawling and indexing?
Crawling is discovering and accessing pages, while indexing is analyzing and storing that content. A page must be crawled before it can be indexed and appear in search results.
3. Can I force Google to crawl my site faster?
You can’t control Google’s crawl rate directly, but improving site speed, fixing technical errors, and submitting updated sitemaps encourages more frequent crawling of priority pages.
4. Why are some pages crawled but not indexed?
Crawlers may access pages that Google deems low-quality, duplicate, or not valuable enough to index. Technical issues, thin content, or canonicalization problems often prevent crawled pages from being indexed.
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